Title
Vacuum tube type 3B7/1291Catalog Number
102718298Type
Physical objectDescription
Object is a vacuum tube with an 8 pin locking base.Manufacturer
Sylvania Electric Products, Inc.Place Manufactured
unknownIdentifying Numbers
| Model number | 3B7/1291 | |
| Other number | VT-182 | On side of envelope |
Dimensions
overall: 1 1/8 in x 1 1/8 in x 2 3/8 inCategory
Component/vacuum tube